“塑料管材”的概念、定义、翻译、参考文献-科学参考

单词	塑料管材
释义	塑料管材 Encyclopedia 工学塑料管材释 plastics pipe塑料管材塑料原料在通过由口模和芯模所组成的环型空隙时形成管状物，再经定型和冷却得到的表面光洁、尺寸及几何形状准确的塑料制品。
随便看	diffeomorphic diffeomorphic image diffeomorphic manifold diffeomorphic mapping diffeomorphic orbit diffeomorphic space diffeomorphic structure diffeomorphism diffeotopic diffeotopic embedding diffeotopy difference difference algebra difference analog difference approximation difference base difference between injection and production pressures difference boundary-value problem difference bundle difference cochain difference cocycle difference coefficient difference cokernel difference correction difference-cover

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。